Griffin Armament MK1 AR-15 Assembled Upper Receiver
Griffin Armament MK1 AR-15 Assembled Upper Receiver
The MK1 AR-15 Anti-Rotation Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps.
The MK1 AR-15 Anti-Rotation Assembled Upper Receiver features Griffin’s anti-rotation interface, which is compatible with Griffin’s Anti-Rotation rails. These uppers will also work with milspec rails, but the anti-rotation rails require these uppers.
Specifications
- Anti-Rotation Tabbed Interface Locks Griffin Rails into the Upper
- 7075-T6 Aluminum
- Mil-A-8625F, Type III, Class2 anodized finish
- M4 feedramps
- Forward assist & ejection port door included (assembled)
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Color | Black, Terra Brown, Warhawk Green |
| Forward Assist | Factory Installed |
| Port Door / Dust Cover | Factory Installed |
| Receiver Material | 7075 Aluminum |
| T-Marks | Unmarked |
| Feed Ramps | M4 |
| Finish | Anodized Black |
| UPC | 631465977165, 631465977189, 631465977172 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.